Home / 14,644.26-21,969.16-5,879.86

Finding the Fourth Proportional to 14,644.26, 21,969.16 and 5,879.86

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Solution

The fourth proportional to 14,644.26, 21,969.16 and 5,879.86 is: 8,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,644.26 : 21,969.16 = 5,879.86 : x
  2. Step 2: Convert to fraction form
    14,644.26/21,969.16 = 5,879.86/x
  3. Step 3: Cross multiply
    14,644.26x = 21,969.16 × 5,879.86
  4. Step 4: Simplify right side
    14,644.26x = 129,175,585.12
  5. Step 5: Solve for x
    x = 129,175,585.12/14,644.26
  6. Step 6: Final answer
    x = 8,820.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.